const express = require('express')
const app = express();
app.use(require('cors')())
app.use(express.json())

const mongoose = require('mongoose')

mongoose.connect('mongodb://localhost:27017/element-admin',{
    useNewUrlParser:true,
    useCreateIndex:true,
    useFindAndModify:true,
    useUnifiedTopology:true
})

const Article = mongoose.model('Article',new mongoose.Schema({
    title:{type:String},
    body:{type:String}
}))

app.get('/',async (req,res)=>{
    res.send('index')
})
//新增文章
app.post('/api/articles',async (req,res)=>{
    const article = await Article.create(req.body)
    res.send(article)
})

//文章列表
app.get('/api/articles',async (req,res) =>{
    const articles = await Article.find()
    res.send(articles)
})
//删除文章
app.delete(`/api/articles/:id`,async (req,res)=>{
    await Article.findByIdAndDelete(req.params.id)
    res.send({
        status:true
    })
})
//文章编辑详情
app.get('/api/articles/:id',async (req,res)=>{
    const article = await Article.findById(req.params.id)
    res.send(article)
})
//修改文章
app.put('/api/articles/:id',async (req,res)=>{
    const article = await Article.findByIdAndUpdate(req.params.id,req.body)
    res.send(article)
})



app.listen(3001,function(){
    console.log('localhost:3001')
})